#include <stdio.h>
int main()
{char *month_name[13]={"illegal month","January","February","March","April","May","June","july","August","September","October", "November","December"};
 int n;
 printf("input month:\n");
 scanf("%d",&n);
 if ((n<=12) && (n>=1))
   printf("It is %s.\n",*(month_name+n));
 else
   printf("It is wrong.\n");
 return 0;
}